Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7626914 | Method for reproducing holographic information from an optical information recording medium | — | 2009-12-01 |
| 7593312 | Method and apparatus for reproducing information | Takayuki Ohki | 2009-09-22 |
| 7542385 | Optical disk unit and aberration correcting method used for this | — | 2009-06-02 |
| 7516392 | Recording apparatus, reproducing apparatus and recording medium | Yuuki Fujiwara | 2009-04-07 |
| 7423949 | Reproducing apparatus and method, and recording and reproducing apparatus | Yuuki Fujiwara | 2008-09-09 |
| 7414933 | Reproducing apparatus having an improved PLL circuit and related computer program | — | 2008-08-19 |
| 7385900 | Reproducing apparatus | — | 2008-06-10 |
| 7123560 | Apparatus for enabling PLL to lock on to a correct frequency and phase during the reproduction of a continuous-wave-corresponding signal and repetition of a specific pattern | — | 2006-10-17 |
| 7061839 | Optical information recording medium and recording/reproducing apparatus for such medium | Makoto Itonaga, Atsushi Hayami | 2006-06-13 |
| 7050373 | Method and apparatus for reproducing information | Takayuki Ohki | 2006-05-23 |
| 6914867 | Reproducing apparatus | — | 2005-07-05 |
| 6876618 | Reproducing apparatus | Hideki Nakamura | 2005-04-05 |
| 6876616 | Digital signal reproducing apparatus | — | 2005-04-05 |
| 6836456 | Information reproducing apparatus | — | 2004-12-28 |
| 6768706 | Frequency control apparatus and digital signal reproducing apparatus | — | 2004-07-27 |
| 6765856 | Information reproducing apparatus and phase lock control apparatus | — | 2004-07-20 |
| 6690635 | Reproducing apparatus | — | 2004-02-10 |
| 6661761 | Reproducing apparatus for optical disc recorded in high density | Atsushi Hayami | 2003-12-09 |
| 6445662 | Reproducing apparatus | — | 2002-09-03 |
| 6295316 | Automatic equalization system | Takashi Kiyofuji | 2001-09-25 |
| 6061395 | Waveform equalizer | — | 2000-05-09 |
| 5432564 | Digital chrominance signal processing circuit for converting between high-band converted chrominance signals, low-band converted chrominance signals, and color difference signals | — | 1995-07-11 |